package cn.bgs.service;

import cn.bgs.pojo.Grade;
import com.github.pagehelper.PageInfo;

import java.util.List;

public interface GradeService {
    PageInfo<Grade> findAll(Integer pageNum, Integer pageSiz);

    void deleteGrade(Integer pkId);

    List<Grade> findAllLayui();

    Grade selectByPrimaryKey(Integer pkId);

    int updateByPrimaryKeySelective(Grade record);

    PageInfo<Grade> gradeQuery(Integer pageSiz, Integer pageNum, Grade grade);

}
